10,729 questions
-4
votes
0
answers
32
views
QZ Tray HTTPS Localhost – Invalid Certificate Error Even After Providing Certificates [closed]
I'm working on a local React app that needs to connect to QZ Tray over HTTPS. I want the app to run locally at https://192.168.1.35:3010, and I've tried providing all the necessary certificates in ...
- 30
0
votes
2
answers
90
views
Cannot connect to Firestore from Flutter project (Android)
I'm using Flutter in Visual Studio Code and Android Studio with a Pixel 6a emulator with Android 13 to preview the app.
Despite I could connect to other services of Firebase (Authentication, Storage, ...
- 107
0
votes
0
answers
28
views
Certificate policy verification failed in mbedtls version >3.0.0 for certificate policy other than AnyPolicy
I am using the CA certificate from GSMA.
Certificate name: CERT_CI_ECDSA_NIST.der/.pem
Certificate data,
Certificate:
Data:
Version: 3 (0x2)
Serial Number:
b8:74:f3:ab:...
2
votes
2
answers
126
views
Axios Network Error After Renewing SSL Certificate on Android 13 and Below
I recently renewed the SSL certificate for my website, and now I'm facing a problem where the API call works fine on Postman and on Android 14 and above, but fails with an Axios network error on ...
0
votes
0
answers
91
views
Caddy reverse proxy configuration without ACME, with strict SNI
I want to use Caddy as a reverse proxy for my system. The system contains a backend running on localhost:8080 to which all traffic is redirected. The proxy listens for HTTP traffic on :80 and for ...
- 545
1
vote
0
answers
49
views
Custom Trust Store and Certificate Validation in a Flutter iOS Application Accessing the Microsoft Outlook Portal using a Self-Signed Certificate
I built an MITM Go proxy to intercept all requests. I’m also developing an enterprise Flutter iOS app that uses a custom in-app trust store (so it doesn’t rely on the OS trust store) and I’ve stored ...
0
votes
0
answers
89
views
Azure Search Python SDK SSL Certificate Verification Failed in Open web ui (Docker) - Works in Windows Jupyter
Problem:
I'm querying Azure AI Search from Open WebUI (Docker on WSL Ubuntu 24). The azure-search-documents SDK fails with SSL certificate verification errors, but the same code works fine in Windows ...
0
votes
0
answers
44
views
Cannot Connect ESP32 to Google Cloud Run function
I have a google cloud run function that I need to connect to using my ESP32 so that I can obtain a token. But unfortunately, it always gives me connection refused error. I have added the google root ...
0
votes
0
answers
48
views
UntrustedRoot exception during an outgoing TLS connection from an OpenShift pod
I have an ASP.NET Core software that periodically sends an HTTP request to the webservice of a customer of ours. I've been working on the software on my machine and everything went smoothly. Now that ...
- 1,366
0
votes
0
answers
90
views
How to handle self-signed SSL certificates in React Native (production builds)?
I’m developing a React Native application that needs to connect to devices over HTTPS.
These devices provide only self-signed SSL certificates.
In browsers (e.g., Firefox), users can bypass the ...
- 1,388
0
votes
1
answer
113
views
SSL:CERTIFICATE_VERIFY_FAILED for TensorFlow dataset loading
Issue
I have previously loaded this dataset in Google Colab without error, but I now encounter an error.
Code
!pip install --upgrade 'tensorflow_data_validation[visualization]<2'
import tensorflow ...
- 23
0
votes
1
answer
214
views
How to make use of Windows trust store when using SSL?
I'm trying to connect to a company server using HTTPS. The server certificates are stored on all clients (Windows) and I want to configure my Java app to use the Windows trust store.
I set javax.net....
- 13.6k
0
votes
2
answers
86
views
Setting certificate information after creating an IIS website with https binding via Microsoft.Web.Administration.ServerManager
I'm writing a PowerShell script to set up several websites on developers' machines in IIS (not IIS Express).
I understand that the current recommendation (as at 2025) is to create IIS websites using ...
- 20.3k
0
votes
1
answer
229
views
Python: pip not able to install 'Pandas', due to problem confirming the ssl certificate: HTTPSConnectionPool
I am getting an error when trying to install a module using pip.
When running:
pip Install pandas
Error - Could not fetch URL https://pypi.org/simple/pip/: There was a problem confirming the ssl ...
- 11
0
votes
1
answer
57
views
“CryptographicException: Chain instance is empty.” error when connecting a Unity server in a Docker container to a MySQL server on a Linux VM
I have a Linux Virtual Machine that I rent. On that Linux VM I have installed a MySQL server with two users, besides the root one, "[email protected]" and "unity2@localhost". I also ...
- 1
0
votes
0
answers
61
views
Can Apache Kafka handle two Certificates in Keystore (Usecase mTLS)?
Can Apache Kafka handle two certificates in it keystore ?
Usecase:
We have mTLS enabled on Kafka and have 2 different Certificate Authorities (CA): One for issuing Server Certificates (...
- 1,394
0
votes
0
answers
177
views
How can I add a Root CA certificate to Google Chrome’s local SSL store via script on Windows?
Since a recent version, Google Chrome maintains its own “local store” for SSL root certificates, allowing users to trust certificates without installing them at the Windows OS level. You can view this ...
- 67
0
votes
1
answer
100
views
Wildcard HTTPS certificate not working for *.example in ASP.NET Core (Kestrel)
I'm trying to get HTTPS working locally with a wildcard domain *.example using ASP.NET Core and Kestrel, but it's just not working no matter what I try. Here's what we've done so far:
What we tried
...
1
vote
1
answer
221
views
How to remedy a persistent security certificate error in an Excel Add-In project
I am developing an Excel Add-In using Visual Studio Community 2022. The project commenced in May using a VS Project Template (Excel Web Add-In C#) as a starting point. The project has always side-...
- 39
1
vote
1
answer
192
views
Why WebTransport cannot connect to my server?
When I'm trying to make a simple QUIC connection via new WebTransport('https://localhost') this request never reaches my server and immediately terminating in Chrome with Failed to establish a ...
0
votes
0
answers
42
views
How to reach the IP of a device on a local network from an Android emulator
I have an android emulator running which can access localhost using the typical 10.0.2.2 IP address. What I'm trying to do is access the host PC through its local IP address (such as 192.168.0.1) so ...
- 36
0
votes
0
answers
89
views
How to create a x509 certificate without Subject name but with Subject Alternative Name?
I read that a machine certificate can be created without a subject name if it has a subject alternative name. My use case is to generate such a certificate and use it for certificate chain ...
1
vote
0
answers
40
views
A system with no internet but connects to Artifactory Rworkbench [duplicate]
I have an Rworkbench running which has no access to internet but downloads packages from Artifactory CRAN mirror. How should I have the .Rprofile looking so that it downloads renv and other packages ...
0
votes
0
answers
36
views
Does GnuTLS have a command to convert the format of CRL files?
After checking the GnuTLS documentation, I couldn't find a command for converting the format of CRL files. Could you tell me if GnuTLS has a command to convert CRL file formats, specifically ...
- 39
0
votes
0
answers
38
views
React app deployed on EC2 with Nginx accessible via public IP, but not through custom domain (SSL issues)
I've deployed a React application on an AWS EC2 instance using Nginx. The application is accessible via the EC2 public IP and works as expected.
I also set up a custom domain e.g: (example.work.gd) ...
- 11
0
votes
0
answers
40
views
Failing to register gitlab runner
I have a VM that I want to use as a GitLab runner.
Instruction that following.
# Download the binary for your system
sudo curl -L --output /usr/local/bin/gitlab-runner https://gitlab-runner-downloads....
- 1,588
-1
votes
1
answer
285
views
Force Azure Web App Service to Trust a Self-Signed Certificate in SQL Connection
Edit: Removed the first question because it wasn't worth asking and the second question was what we actually need help on.
We have an app service (web application ASP.NET Core 8) on Azure that needs ...
- 23
0
votes
1
answer
91
views
Path does not chain with any of the trust anchors
I try to setup standalone wiremock to check client cert.
I prepare truststore.jks, that contains RootCA and Intermediate certificates.
And start wiremock with command
java -Djavax.net.debug=all -Djava....
- 187
0
votes
1
answer
252
views
Azure Web Apps SSL Certificate is not showing that the certificate chain is imported in the certificate
I have a weird situation going on in a Azure web app. I have multiple subscriptions.
In my development subscription in Azure, I have deployed the same web app and renewed the certificate manually in ...
- 177
0
votes
0
answers
146
views
Android "Trust anchor for certification path not found" error with one certificate, not the other
I have an Android application that consumes APIs of a server that have recently updated the certificate. The App has no custom network configuration, no certificate pinning or other certificate custom ...
- 3,195
0
votes
0
answers
110
views
Why Postgres 17 cert authentication fails in Windows?
Steps to reproduce:
Install Postgres 17.5 and OpenSsl on Windows 11
Run the following commands.Enter postgres as common name on client cert creation:
openssl req -new -x509 -days 365 -nodes -out ...
- 28.2k
1
vote
0
answers
74
views
How to user certificate based authentication with pg_dump in windows
Postgres 17 server certificate is issued by RapidSsl for server.mydomain.com
This is validated by DigiCert Global Root G2 certificate.
PostgreSQL 17 client certificate is created using this tutorial.
...
- 28.2k
0
votes
3
answers
67
views
JMeter recording issue - javax.net.ssl.SSLHandshakeException: Received fatal alert: unknown_ca
I have been trying to record a google cloud hosted application from my company based VM. I am using proxy to reach the website to record the flow.
Jmeter version is 5.4.3 with Azul Zulu JDK 11.76.21
I ...
- 3
0
votes
1
answer
156
views
Power BI Report from Power BI report Builder - Trust server certificate not getting supported in VNET data gateway configuration
When I publish the power bi report from power bi report builder to the Power BI workspace with the following connection details, in public setting it works fine. The report loads in 3 secs.
Data ...
- 93
1
vote
1
answer
147
views
EIdOSSLLoadingCertError "[...] PEM_read_bio:no start line" when trying to post with TIdHTTP and SSLIOHandler
I'm trying to do a POST request in Delphi, using the Indy TIdHTTP component. The target host requires a certificate and key files. Testing the requests with Postman or Insomnia, it works fine, returns ...
- 15
0
votes
1
answer
66
views
trigger connect error when using coplilot on remote server
2025-05-09 01:15:53.669 [info] [certificates] Removed 1 expired certificates
2025-05-09 01:16:11.407 [error] [default] Error sending telemetry FetchError: self-signed certificate
at fetch (/home/...
- 1
0
votes
1
answer
33
views
Does RFC5280 require the RDNSequence in the CRL Issuer field to be output in reverse order in the string?
I saw in RFC 4514 that the RDNSequence should be output in reverse order in the string (for example: RDNSequence (binary order): [C=US, O=Example, CN=CA]
String representation (RFC 4514): CN=CA,O=...
- 39
0
votes
0
answers
155
views
Automatically select certificate in browser if there is a single certificate
The IIS website I develop uses certificates as a means of authentication. When the user tries to login they are prompted with a pop up box and asked to 'Select a certificate'. Initially, when there ...
- 37
0
votes
1
answer
55
views
Website getting errors when connecting to API
First the basics... when accessing the API on my machine (and others) via Postman - the API works fine... when building the website locally and running on IIS Express, it accesses the API fine... ...
- 467
0
votes
0
answers
91
views
Quickfixj and SSL connection : Received fatal alert: certificate_required
any suggestions would be appreciated, and I’m still a beginner.
I’m currently using the QuickFIX/J API for exchanging financial data. While trying to configure a new session using SSL connection, I ...
- 31
1
vote
1
answer
49
views
Does RFC 5280 require that a RelativeDistinguishedName can store an emailAddress?
I saw in RFC 4514 that it specifies that the Distinguished Name must support the following short names.
CN commonName (2.5.4.3)
L localityName (2.5.4.7)
ST stateOrProvinceName (2.5.4....
- 39
1
vote
1
answer
73
views
The use of reason codes in RFC 5280
while reviewing RFC 5280, I noticed that the reason codes used in different extensions seem to vary. I would like to ask, for the CRL Distribution Points extension, which one does it use— the first ...
- 39
0
votes
0
answers
20
views
Is there a way in pyasn1 to add the <host> and <attrdesc> attributes to the nameRelativeToCRLIssuer?
I saw in RFC5280 that…
When the LDAP URI scheme [RFC4516] is used, the URI MUST include a field containing the distinguished name of the entry holding the CRL, MUST include a single that contains an ...
- 39
0
votes
0
answers
25
views
Page can't be reached when I click in the browse website tab inside IIS Manager in a nre https binding created with a new SSL certificate
I installed a new SSL certificate in my IIS Manager inside a VM. After that I added a new https binding with this certificate, port 443, IP address All Unassigned and a new host name same to the ...
- 1
0
votes
1
answer
61
views
Unable to Connect to Grafana API via Python
I am looking for assistance in fixing my python script which uses Grafana API.
I have to create silences in Grafana using a master excel sheet provided to me which contains below details to create the ...
0
votes
0
answers
376
views
npm ERR! RequestError: unable to get local issuer certificate when running npm install
Hi everyone,
I’m encountering an issue while trying to install packages using npm install in my Node.js project, and I’m hoping someone can help me understand or resolve it. Here’s the full error ...
- 188
0
votes
1
answer
51
views
SSLCertVerificationError even when certificate file provided?
SSLError(SSLCertVerificationError(1, '[SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: unable to get local issuer certificate (_ssl.c:1018)
This is my code:
import requests
s = requests....
- 445
0
votes
0
answers
41
views
Is it possible to obtain an SSL certificate from LetsEncrypt for a server that will only run in your LAN?
so I'm a total beginner when it comes to SSL/TLS certificates. I have generated a few of them using OpenSSL for some local servers in my LAN. I have already built and expo react native app working 100%...
- 99
1
vote
1
answer
405
views
Maven Unable to Ignore Certs (Maven 3.6.3/3.9.5)
I am trying to run maven-frontend-plugin but when downloading nodejs, I get the following error:
PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find ...
- 1,651
-1
votes
1
answer
592
views
How do EXPO developers handle SSL/TLS certificates with APK local builds?
so I built an EXPO react native app, used EAS to build the APK manually on an android device. The app basically connects to a backend server through a reverse proxy.
I'm getting error:
java.security....
- 99